9089712 has 80 divisors (see below), whose sum is σ = 26650080. Its totient is φ = 2965248.

The previous prime is 9089711. The next prime is 9089719. The reversal of 9089712 is 2179809.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9089711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22698 + ... + 23094.

It is an arithmetic number, because the mean of its divisors is an integer number (333126).

Almost surely, 2^9089712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9089712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13325040).

9089712 is an abundant number, since it is smaller than the sum of its proper divisors (17560368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9089712 is a wasteful number, since it uses less digits than its factorization.

9089712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 9089712 is about 3014.9149241728. The cubic root of 9089712 is about 208.6972410205.

Subtracting from 9089712 its reverse (2179809), we obtain a triangular number (6909903 = T₃₇₁₇).

It can be divided in two parts, 90897 and 12, that added together give a palindrome (90909).

The spelling of 9089712 in words is "nine million, eighty-nine thousand, seven hundred twelve".